US2727366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sprinkler system attachment for a lawn umbrella
Assignee: Individual
•
Filing: 1952-12-31
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Granted: 1955-12-20
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Expires: 1972-12-31
Abstract
No abstract record available.
Inventors
- 👤 Oscar A Hagen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:33
CPC Classifications
B; B05; B05B; B05B3/00; B05B3/02; B05B3/04; B05B3/06; A; A45; A45B; A45B3/00; F; F24; F24F; F24F5/00; F24F5/0007; F24F5/0035; F24F6/00; F24F6/12; A45B2200/00; A45B2200/10; A45B2200/1009; A45B2200/1045; Y; Y02; Y02B; Y02B30/00; Y02B30/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-19 | 1959-06-20 | 1959-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-19 | 1963-06-20 | 1963-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-19 | 1967-06-20 | 1967-12-20 | $7700.00 | Window Closed / Lapsed |